A) It is composed of electrons and neutrons B) It is composed of protons and electrons C) It is composed of protons and neutrons D) It is composed of protons only
A) - B) 0 C) +
A) have an equal number of neutrons and protons. B) have neutrons in their nuclei. C) have an equal number of charged and noncharged particles. D) have an equal number of electrons and protons.
A) burning wood B) cooking eggs C) digesting food D) breaking a pencil
A) Alphabetical Order B) Discovery Date C) Atomic Mass D) Atomic Number
A) Neutrons B) Protons C) Protons and Neutrons D) Valence Electrons
A) shape B) pH C) color D) density
A) a total of eight protons and neutrons. B) eight protons in its nucleus. C) eight neutrons in its nucleus. D) a total of eight neutrons and electrons.
A) protons. B) protons plus the number of electrons. C) neutrons. D) protons plus the number of neutrons.
A) They form negative ions with a -1 charge. B) They are located in the left-most column of the periodic table. C) They are usually gases. D) They are extremely nonreactive.
A) They are highly reactive with both metals and nonmetals. B) They form compounds with very bright colors. C) They are extremely rare in nature. D) a basically nonreactive.
A) exist in all three states of matter in normal conditions B) are nonreactive C) have only 1 valence electron D) are all metals
A) In the bottom rows. B) In the middle column of the periodic table. C) On the left-most side. D) On the right side.
A) number; mass B) mass;number C) color; smell D) location; ionization
A) 6 neutrons B) 3 neutrons C) 12 neutrons D) 8 neutrons
A) Alkaline Earth B) Alkaline Metals C) Noble Gases D) Halogens
A) Halogens B) Alkaline Earth C) Akali D) Noble Gases
A) Alkaline Earth B) Alkali C) Noble Gases D) Halogens
A) Halogens B) Alkaline Earth C) Noble Gases D) Alkali
A) 2 B) 5 C) 4 D) 3
A) nonmetals B) metalloids C) metals
A) Einstein B) Ms. Watson C) Mosely D) Mendleev
A) alphabetically B) According to atomic mass C) by date discovered D) according to atomic number
A) Atomic Number B) Atomic Number-Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Mass
A) Atomic Mass B) Atomic Number-Atomic mass C) Atomic Mass-Atomic Number D) Atomic Number
A) nucleus B) protons C) neutrons D) electrons
A) flammability B) pH C) color D) reactivity
A) density B) pH C) texture D) shape
A) crushing B) adding dye C) breaking D) burning
A) burning B) breaking C) rusting D) precipitate forming
A) can only be observed by changing the substance B) only can be seen in a few elements C) vary within the same element D) can be observed with senses
A) cn only be observed by changing the substance B) vary within the same element C) only can be observed in a few elements D) can be observes with the senses
A) physical B) chemical
A) physical B) chemical
A) it will sink B) it will float C) not enough information
A) kelvin B) liters C) meters D) second
A) kilograms B) grams C) meters D) hours
A) precise B) both accurate and precise C) accurate D) nethier accurate or precise
A) 1,000 B) 1/100 C) 100 D) 1/1,000
A) independent B) constant C) control D) dependent
A) growth B) fertilizer C) length of study D) strawberries
A) 2,500m B) 0.0025m
A) 1.65g B) 16.5g
A) 9.470x102 B) 9.470x10-2
A) 4.2x103 B) 4.2x10-3
A) 875,000 B) 0.0000875
A) 63,400 B) 0.00634
A) independent B) dependent C) control D) constant
A) graduated cylinder B) tongs C) beaker D) stirring rod
A) 13 B) 0 C) 16 D) 10
A) 19 B) 17 C) 35 D) 18
A) 10 B) 14 C) 26 D) 12
A) 10 B) 2 C) 18 D) 8
A) 0.57 amu B) 57 amu C) 5.7 amu D) 115 amu
A) 3 B) 4 C) 1 D) 2
A) 89.6 mol B) 0.5 mol C) 67.2 mol D) 2 mol
A) 2.107x1024 atoms B) 5.8x1022 atoms C) 21.07 atoms D) 1.72x1023 atoms
A) 12,144ft B) 2,295ft
A) 33.3kg B) 6.75kg
A) Rutherford B) Bohr C) Dalton D) Thomson
A) Thomson B) Rutherford C) Chadwick D) Democritus
A) Shrodinger and Heisenburg B) Thomson C) Rutherford D) Bohr
A) Dalton B) Rutherford C) Bohr D) Thomson
A) All matter is made of atoms. B) Atoms combine to form compounds in simple whole number ratios. C) Atoms of the same element are exactly alike.
A) Bohr B) Chadwick C) Dalton D) Rutherford
A) Electron number never changes. B) The mass of protons and neutrons are much smaller than the mass of the electron. C) The mass of electrons is much smaller than the mass of protons and neutrons. D) Electrons are positively charged.
A) negative charge B) larger mass C) smaller mass D) positive charge
A) electrons B) neutrons C) positrons D) protons
A) 1.33g/ml B) 3g/ml C) 0.33g/ml D) 72g/ml
A) 17.5g B) 10.7g C) 16g D) 0.094g |